331 Results for "%EC%9D%B8%EC%B2%9C%EC%98%A4%ED%94%BC%EA%B0%95%EC%B6%94%E2%9C%9Awww%2Coptime4.com%EC%9D%B8%EC%B2%9C%EC%98%A4%ED%94%BC%20%EC%9D%B8%EC%B2%9C%EB%A7%88%EC%82%AC%EC%A7%80%20%E2%9C%9A%20%EC%9D%B8%EC%B2%9C%EC%98%A4%ED%94%BC%E1%98%9B%20%EC%9D%B8%EC%B2%9C%EC%98%A4%ED%94%BC%EC%82%AC%EC%A7%84%E1%98%9B%20%EC%9D%B8%EC%B2%9C%ED%9C%B4%EA%B2%8C%ED%85%94%20%EC%9D%B8%EC%B2%9C%ED%82%A4%EC%8A%A4%EB%B0%A9%20%ED%83%80%EC%9E%84"

Wire up Optical Sensor and Potentiometer
Instructions from Automated Pickup Winder
- Connect the optical sensor anode pin to a 105-220Ω resistor. The goal here is to set the current for the IR LED to somewhere in the 15-30mA range. - Then connect the Collector pin to a 10k-100kΩ Resistor. The optical flag should...

SMS
Instructions from Raspberry Pi Smart Scale
Let's create a SMS alert whenever the scale takes a weight measurement.We are going to follow the Trigger notification setup process outlined here. Make sure your weight history data bucket is loaded.Click on the bucket's settings (under its name)...

Butterfly PI - Maker Version of a Security Cam
Instructions from Butterfly PI - Maker Version of a Security Cam
Build a personal live streaming camera with Raspberry PI to watch on mobileToday, we are going to let Raspberry PI turn into a remote security cam that we can control and watch live anywhere on the planet with using our mobile phone. This is the maker...

Desktop Injection Moulding
Instructions from 3D Printing and Moulding with Recycled Facemasks
The injection moulding process involves injecting a volume of molten material into a mould over a controlled period of time. Naturally, this requires the use of a machine designed for such a task. Pictured below is the C R Clarke 25 mechanical desktop...

$0.87 WiFi for Raspberry Pi and Arduino Projects
Instructions from $0.87 WiFi for Raspberry Pi and Arduino Projects
For the majority of my tests I used two Raspberry Pi's, each with a nRF24L01+ connected to the SPI bus. The nRF24L01+ radio is available either at Amazon or Aliexpress. All of you should have a Raspberry Pi by now. If you want to follow along, here is...

Test which frequency your phone works on
Instructions from Cell Phone 4G LTE Repeater / Booster / Femtocell
Use a SDR (Software Defined Radio) to find out which frequency band your phone works on. This is actually really good fun and much easier than it sounds. The SDR costs about $24 and can be used with open source software such as GQRX with gives you a...

Material
Instructions from DIY PCB holder
The materials to make this PCB holder are aluminum, except for the threaded bar that is in iron. I used 3 types of rods: Round with a diameter of 6 mmSquared 10 x 10 mmRectangular 20 x 5 mm, that are used for the jaws Plus the threaded...

Video Two
Instructions from High Powered Thermoelectric Generator (TEG)
A ten unit Thermoelectric generator system is shown being constructed and then fitted to a wood burner. The theoretical maximum output is 200 watts. The video shows how the generator was put together and how the wood burner was modified to get maximum...

Load the pre-configured code to the Arduino
Instructions from Eye-to-Speech Module
If you have never used an Arduino before, the video below will help you. It shows you how to install the Arduino IDE on your computer and copy a sketch to the Arduino. The downloaded .ino file (previous step (20)) is such a sketch and you can use it...

Soldering Top SMD Components and LEDs
Instructions from Uno Plus+
Bottom Solder Layout Solder all Bottom Bottom Components First Solder LED Components - LEDs Are designed to be mounted in reverse. Some LEDs require a little force to fit in the hole in reverse.

Cutting the Acrylic
Instructions from GeoLeaf
For this step you will need: Acrylic sheetsSawPencil I am using some 3mm thick opal acrylic to diffuse the light for this project. I purchased some A4 sheets which we can cut three panels worth of acrylic diffusers from. My fourteen triangles therefore...

Infinity Mirror Clock
Instructions from Infinity Mirror Clock
System Design:The circuit is very simple: LED Strip - Connect power to the LM2596 Step Down Adjustable Power Supply Module - ensure you adjust the pot so that the output is 5V; Connect the ground to the common ground; Connect data to pin D5 of the ArduinoTouch...

Tecedi SmartZap: Adblock for TV
Instructions from Tecedi SmartZap: Adblock for TV
Floppy up!As a temporary solution and to make good use of 3"5 floppies laying around, I carved floppy disks with a Dremel and used a glue pistol to assemble all of it into a case for my raspberry pi and my HDMI switch.Cutting the floppies was not very...

Step 3: Let's Connect Everything
Instructions from Smart Bluetooth Speaker with Spectrum Analyzer
The Bluetooth module is the F6188 module which is good and works very well. You might need to add a heatsink on top of the module as it heats up sometimes. The speakers are connected to PAM 8403 module and input to the module is given by the both...

[2016] InternetS of Energy - Call me DAISEE
Instructions from [2016] InternetS of Energy - Call me DAISEE
Peer-to-peer energy transaction "smart-contract"Note: all the code can be found (and remix) in the GitHub Repo.NEEDOne or few smart-contract, meaning algorithms that automated peer-to-peer small transaction between prosumer exchanging electricity on...

|<
<
1
2
3
4
5
>
>|